apo

See also APO, apo-, and āpó

English

Adjective

apo (not comparable)

1. (biochemistry, of a protein) In an inactive, unbound state
   • 2009 January 30, Robert B. Best & Gerhard Hummer, “BIOCHEMISTRY: Unfolding the Secrets of Calmodulin”:

     In this scenario, unbound proteins are predominantly in the ligand-free ("apo") structure.

Anagrams

• AOP
• OAP
• POA

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Basque

Noun

apo

1. hoof
2. toad

See also

• igel

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Hiligaynon

Noun

apó

1. grandchild

Noun

ápò

1. grandfather

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Ilocano

Noun

apo

1. master
2. sir

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Latin

Etymology

Past participle of Old Latin *apere (“to attach, join to”), from Proto-Indo-European *ap (“to take, reach, grasp”), see also apex, Sanskrit आप्त (āpta), आप्नोति (āpnoti, “to obtain, to grasp”), Hittite ... (epmi, “to take”), and probably to Ancient Greek ἅπτω (haptō, “I fasten”) and Avestan 𐬁𐬟𐬆𐬥𐬙𐬈 (āfǝnte), 𐬀𐬞𐬀𐬫𐬈𐬌𐬙𐬌 (apayeiti)

Verb

present active apō, present infinitive apere, perfect active apī, supine aptum.

1. I fasten
2. I attach, connect
3. I join, bind

Inflection

Third Conjugation

indicative		singular			plural
		first	second	third	first	second	third
active	present	apō	apis	apit	apimus	apitis	apunt
	future	apam	apēs	apet	apēmus	apētis	apent
	imperfect	apēbam	apēbās	apēbat	apēbāmus	apēbātis	apēbant
	perfect	apī	apistī	apit	apimus	apistis	apērunt
	future perfect	aperō	aperis	aperit	aperimus	aperitis	aperint
	pluperfect	aperam	aperās	aperat	aperāmus	aperātis	aperant
passive	present	apor	aperis	apitur	apimur	apiminī	apuntur
	future	apar	apēris	apētur	apēmur	apēminī	apentur
	imperfect	apēbar	apēbāris	apēbātur	apēbāmur	apēbāminī	apēbantur
	perfect	Use aptus m, apta f, aptum n followed by the present indicative of sum.
	future perfect	Use aptus m, apta f, aptum n followed by the future indicative of sum.
	pluperfect	Use aptus m, apta f, aptum n followed by the imperfect indicative of sum.
subjunctive		singular			plural
		first	second	third	first	second	third
active	present	apam	apās	apat	apāmus	apātis	apant
	imperfect	aperem	aperēs	aperet	aperēmus	aperētis	aperent
	perfect	aperim	aperīs	aperit	aperīmus	aperītis	aperint
	pluperfect	apissem	apissēs	apisset	apissēmus	apissētis	apissent
passive	present	apar	apāris	apātur	apāmur	apāminī	apantur
	imperfect	aperer	aperēris	aperētur	aperēmur	aperēminī	aperentur
	perfect	Use aptus m, apta f, aptum n followed by the present subjunctive of sum.
	pluperfect	Use aptus m, apta f, aptum n followed by the imperfect subjunctive of sum.
imperatives		active			passive
		present (you)	future (you)	future (he/she)	present (you)	future (you)	future (he/she)
	singular	ape	apitō	apitō	apere	apitor	apitor
	plural	apite	apitōte	apuntō	apiminī	—	apuntor
		present	perfect	future	present	perfect	future
infinitives		apere	apisse	aptūrus esse	apī	aptus esse	aptum īrī
participles		apēns (apentis)	—	aptūrus-ra, -rum	—	aptus-a, -um	apendus-nda, -ndum

Derived terms

• aptō
• aptus

Related terms

• aptē

Descendants

• French: apte
• Italian: atto
• Spanish: apto

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Old Saxon

Etymology

From Proto-Germanic *apô, whence also Old English apa, Old High German affo, Old Norse api.

Noun

apo m

1. ape

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Tagalog

Noun

apo

1. grandchild